Feature●Pulling on the backside will wind the mainspring and spin when you release your hand●Tires and wood are not included●When it gets too heavy, it will lose movement. Please make sure that it is within 60g totally●Approx. Width 2.4 x Length 1.3 x Height 0.5 inches (60 x 33 x 13 mm);Description
Pulling on the backside will wind the mainspring and spin when you release your hand.
Can be used for craft projects such as car making.